Home / 11,238.04-16,857.78-3,445.84

Finding the Fourth Proportional to 11,238.04, 16,857.78 and 3,445.84

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Solution

The fourth proportional to 11,238.04, 16,857.78 and 3,445.84 is: 5,168.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,238.04 : 16,857.78 = 3,445.84 : x
  2. Step 2: Convert to fraction form
    11,238.04/16,857.78 = 3,445.84/x
  3. Step 3: Cross multiply
    11,238.04x = 16,857.78 × 3,445.84
  4. Step 4: Simplify right side
    11,238.04x = 58,089,212.64
  5. Step 5: Solve for x
    x = 58,089,212.64/11,238.04
  6. Step 6: Final answer
    x = 5,168.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.